JAMB CBT PRACTICE TEST

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BIOLOGY LESSON NOTE ON HUMAN KIDNEY

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Lesson Note on the Human Kidney Topic: The Human Kidney Duration: 40 minutes Specific Objectives: By the end of the lesson, students should be able to: Define the kidney and state its location in the human body. Identify and describe the structure and functions of the kidney. Explain the processes involved in urine formation (filtration, reabsorption, and secretion). Describe how the kidney contributes to homeostasis. Identify common kidney-related diseases and how to prevent them. Evaluate the importance of maintaining kidney health. Lesson Content: 1. Introduction to the Human Kidney The kidneys are vital organs in the human body responsible for filtering waste from the blood and regulating water and electrolyte balance. They are part of the excretory system and play a crucial role in homeostasis. Location: The kidneys are located in the abdominal cavity, on either side of the spine, just below the rib cage. Each kidney is bean-shaped and about the size of a fi...
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JSS1–JSS3 Electrical Installation Scheme of Work (First, Second & Third Term) Based on Revised NERDC Trade Curriculum Nigeria

Introduction

Electrical Installation and Maintenance Work is one of the key trade subjects introduced in the revised Nigerian Junior Secondary School curriculum. It equips students with practical skills in electrical wiring, installation, maintenance, and safety practices.

This complete JSS1–JSS3 Electrical Installation Scheme of Work is based on the revised NERDC curriculum, designed to prepare students for careers in electrical engineering, maintenance services, and technical entrepreneurship.

This guide covers First Term, Second Term, and Third Term schemes of work for JSS1, JSS2, and JSS3, making it a complete resource for teachers, students, and technical schools.

Table of Contents

  1. JSS1 Electrical Installation Scheme of Work (First–Third Term)
  2. JSS2 Electrical Installation Scheme of Work (First–Third Term)
  3. JSS3 Electrical Installation Scheme of Work (First–Third Term)
  4. Key Areas in the Revised Electrical Curriculum
  5. Importance of Electrical Installation Training
  6. Teaching Tips for Teachers
  7. Conclusion

JSS1 Electrical Installation Scheme of Work

First Term

Week Topic
Week 1 Introduction to Electrical Installation
Week 2 Meaning of Electricity
Week 3 Basic Electrical Safety
Week 4 Electrical Tools and Equipment
Week 5 Simple Electrical Circuits
Week 6 Conductors and Insulators
Week 7 Revision / Test
Week 8 Electrical Symbols
Week 9 Battery and Cells
Week 10 Electric Current Basics
Week 11 Wiring Principles Introduction
Week 12 Workshop Safety Rules
Week 13 Examination

Second Term

Week Topic
Week 1 Electrical Wiring Materials
Week 2 Types of Cables
Week 3 Switches and Socket Outlets
Week 4 Lighting Circuits Introduction
Week 5 Fuse and Protection Devices
Week 6 Electrical Faults Introduction
Week 7 Revision / Test
Week 8 Domestic Wiring Basics
Week 9 Installation Procedures
Week 10 Maintenance of Electrical Tools
Week 11 Electrical Safety Precautions
Week 12 Simple Repairs
Week 13 Examination

Third Term

Week Topic
Week 1 Revision of Electrical Basics
Week 2 Wiring Practice
Week 3 Circuit Assembly Practice
Week 4 Electrical Tools Usage
Week 5 Safety Practice in Workshop
Week 6 Simple Installation Project
Week 7 Test
Week 8 Practical Demonstration
Week 9 Exam Practice
Week 10 Revision
Week 11 Revision
Week 12 Revision
Week 13 Final Examination

JSS2 Electrical Installation Scheme of Work

First Term

Week Topic
Week 1 Revision of JSS1 Electrical Work
Week 2 Advanced Electrical Circuits
Week 3 Ohm’s Law Introduction
Week 4 Series and Parallel Circuits
Week 5 Electrical Power Concepts
Week 6 Wiring Diagrams
Week 7 Revision / Test
Week 8 Domestic Installation
Week 9 Lighting Systems
Week 10 Earthing System
Week 11 Electrical Testing Tools
Week 12 Workshop Safety
Week 13 Examination

Second Term

Week Topic
Week 1 Fault Detection in Circuits
Week 2 Electrical Maintenance
Week 3 Distribution Boards
Week 4 Circuit Breakers
Week 5 Energy Efficiency
Week 6 Electrical Regulations
Week 7 Revision / Test
Week 8 Wiring Installations Practice
Week 9 Electrical Repairs
Week 10 Industrial Wiring Basics
Week 11 Safety Standards
Week 12 Revision
Week 13 Examination

Third Term

Week Topic
Week 1 Revision of JSS2 Topics
Week 2 Wiring Practice
Week 3 Circuit Design Revision
Week 4 Fault Finding Practice
Week 5 Installation Project
Week 6 Workshop Practice
Week 7 Test
Week 8 Past Questions
Week 9 Exam Practice
Week 10 Revision
Week 11 Revision
Week 12 Revision
Week 13 Final Examination

JSS3 Electrical Installation Scheme of Work

First Term

Week Topic
Week 1 Revision of JSS2 Electrical Installation
Week 2 Advanced Wiring Systems
Week 3 Industrial Electrical Installation
Week 4 Motor Control Systems
Week 5 Electrical Machines Introduction
Week 6 Transformers Basics
Week 7 Revision / Test
Week 8 Electrical Installation Standards
Week 9 Load Calculation
Week 10 Electrical Design Basics
Week 11 Safety Compliance
Week 12 Workshop Practice
Week 13 Examination

Second Term

Week Topic
Week 1 Control Circuits
Week 2 Automation Basics
Week 3 Electrical Maintenance Advanced
Week 4 Industrial Wiring Practice
Week 5 Renewable Energy Systems
Week 6 Solar Installation Introduction
Week 7 Revision / Test
Week 8 Electrical Entrepreneurship
Week 9 Project Planning
Week 10 Cost Estimation
Week 11 Past Questions Practice
Week 12 Revision
Week 13 Examination

Third Term

Week Topic
Week 1 Full Revision of Electrical Installation
Week 2 Wiring Revision
Week 3 Circuit Analysis Revision
Week 4 Fault Detection Revision
Week 5 Practical Electrical Project
Week 6 Workshop Practice
Week 7 Test
Week 8 Past Questions Practice
Week 9 Exam Preparation
Week 10 Revision
Week 11 Revision
Week 12 Revision
Week 13 Final Examination

Key Areas in the Revised Electrical Installation Curriculum

  • Electrical safety and wiring
  • Circuit design and installation
  • Fault detection and repair
  • Industrial and domestic wiring
  • Renewable energy systems

Importance of Electrical Installation Training

  • Provides technical vocational skills
  • Prepares students for self-employment
  • Supports engineering careers
  • Promotes energy safety awareness
  • Enhances practical problem-solving skills

Teaching Tips for Teachers

  • Use real wiring demonstrations
  • Encourage hands-on practice
  • Teach strict safety rules
  • Use diagrams and circuit models
  • Assign practical installation projects

Conclusion

This JSS1–JSS3 Electrical Installation and Maintenance Work Scheme of Work (Based on the Revised NERDC Trade Curriculum) provides a structured guide for teaching electrical vocational skills in Nigerian junior secondary schools. It prepares students for technical careers and entrepreneurship in the electrical industry.

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